auto save

my_client.py

 import tkinter
 from tkinter import *
+from tkinter import messagebox
+import json
 
 alist = ["星期六下午打篮球", "星期天下午和小美一起看电影",
          "12月18日给蒂法过生日", "12.24送妈妈圣诞礼物"]
@@ -11,6 +13,7 @@ class Note():  # 便签、笔记
         self.root.title("我的便签-待办事项")
         self.root.resizable(width=False, height=False)  
         self.bg_img = tkinter.PhotoImage(file="bg.png")
+        self.box = PhotoImage(file='box.png')
 
     def show(self):  # 布置窗口界面
         # 画布
@@ -27,22 +30,184 @@ class Note():  # 便签、笔记
         self.but.place(x=240, y=305)
         # 展示所有的文字
         self.y = 20
+        self.val = 0
+        self.v = IntVar()
         for info in alist:
             self.canvas.create_text(40, self.y, text=info,
                         font=("宋体", 11), anchor=W, fill='#FF9900')
+            self.select = tkinter.Radiobutton(self.canvas,image=self.box,
+                        value=self.val,variable=self.v,width=25,height=15,
+                        borderwidth=0,command=self.remove)
+            self.select.place(x=-20,y=self.y-10)
+            self.val += 1
             self.y += 30
+    def remove(self):
+        num = self.v.get()
+        alist.pop(num)
+        self.canvas.destroy()
+        app.show()
 
     def get_info(self):
         info = self.ent.get()
         self.ent.delete("0", END)
         if info != "":
             alist.append(info)
+            content = json.dumps(users)
+            with open('user.txt','w',encoding='utf-8')as file:
+                file.write(content)
             self.canvas.create_text(40,self.y,text=info,font=("宋体",11),
                          anchor=W, fill='#FF9900')
+            self.select = tkinter.Radiobutton(self.canvas,image=self.box,
+                        value=self.val,variable=self.v,width=25,height=15,
+                        borderwidth=0,command=self.remove)
+            self.select.place(x=-20,y=self.y-10)
+            self.val += 1
             self.y += 30
 
 
-app = Note()
-app.show()
-app.root.mainloop()
+# app = Note()
+# app.show()
+# app.root.mainloop()
 
+with open("user.txt", "r", encoding="utf-8") as f:
+    info = f.read()
+    users = json.loads(info)
+
+def login_to_reg():    # 登录界面转注册界面
+    app_login.root.destroy()
+    global app_reg
+    app_reg = My_register()
+    app_reg.show()
+
+def reg_to_login():   # 注册界面转登录界面
+    app_reg.root.destroy()
+    global app_login
+    app_login = My_login()
+    app_login.show()
+
+def register():     # 注册验证
+    name,password1,password2 = app_reg.get_input()
+    if name =="" or password2 == "" or password1=="":
+        messagebox.showwarning("警告", "请填写完整的注册资料")
+    elif name in users:
+        messagebox.showwarning("错误", "用户名已经存在!")
+    elif password1 != password2:
+        messagebox.showwarning("错误", "两次密码不一致!")
+    else:
+        user_info = {}
+        user_info['password'] =password1
+        user_info['event'] = ['提示1：可以从输入框添加新任务',
+                            '提示2：点击前面选择框，表示任务完成']
+        users[name]=user_info
+        content = json.dumps(users)
+        with open("user.txt", "w", encoding="utf-8") as file:    # "w"每次写入都覆盖原来的内容
+            file.write(content)
+        # 注册成功，跳往登陆界面
+        messagebox.showinfo("成功", "注册成功")
+        reg_to_login()
+
+def login():        # 登录验证
+    global app,alist
+    name, password = app_login.get_input()
+    user_name = users.get(name)
+    if user_name != None and user_name['password'] == password:
+        alist=users[name]['event']
+        app_login.root.destroy()
+        app = Note()
+        app.show()
+        app.root.mainloop()
+    else:
+        messagebox.showwarning("错误", "用户名或密码错误!")
+
+class My_login():       # 登录窗口
+    def __init__(self):
+        self.root = tkinter.Tk()
+        self.root.title("登录窗口")
+        self.root.geometry('400x300+500+300')
+        self.root.resizable(width=False, height=False)  # True可以拉伸，False不能拉伸
+
+    def show(self):         # 登录界面的所有控件
+        # Label文本标签，界面提示信息
+        l = tkinter.Label(self.root, text='您好！请登录', bg='green', 
+            font=('宋体', 15), width=40, height=2)
+        l.place(x=0, y=0)
+        l = tkinter.Label(self.root, text='用户名：', font=("宋体", 12),
+            fg="black")
+        l.place(x=50, y=80)
+        l = tkinter.Label(self.root, text='密  码：', font=("宋体", 12), 
+            fg="black")
+        l.place(x=50, y=140)
+
+        # Entry单行文本输入框：用户名、密码
+        self.e1 = tkinter.Entry(self.root, show=None, font=('宋体', 14), 
+                  bg="light grey", width=18)  # 显示成明文形式
+        self.e2 = tkinter.Entry(self.root, show='*', font=('宋体', 14),
+                  width=18)  # 显示成密文形式
+        self.e1.place(x=120, y=80)
+        self.e2.place(x=120, y=140)
+
+        # 登录、注册按钮
+        button1 = tkinter.Button(self.root, text='登录', bg="lightblue",
+                  fg="black", width=15, command=login)
+        button1.place(x=60, y=220)
+        button2 = tkinter.Button(self.root, text='注册', bg="lightgreen",
+                  fg="black", width=15, command=login_to_reg)
+        button2.place(x=230, y=220)
+        self.root.mainloop()    # 进入消息循环，监听事件
+
+    def get_input(self):      # 获取输入的用户名、密码
+        self.name = self.e1.get()
+        self.password = self.e2.get()
+        return self.name, self.password
+
+class My_register():        # 注册窗口
+    def __init__(self):
+        self.root = tkinter.Tk()
+        self.root.title("注册窗口")
+        self.root.geometry('400x320+500+300')
+        self.root.resizable(width=False, height=False)  # True可以拉伸，False不能拉伸
+   
+    def show(self):     # 注册界面的所有控件
+        # 用户名、密码、确认密码输入框
+        self.e1 = tkinter.Entry(self.root, show=None, font=('宋体', 14), 
+                  bg="light grey", width=18)  # 显示成明文形式
+        self.e1.place(x=140, y=80)
+        self.e2 = tkinter.Entry(self.root, show='*', font=('宋体', 14),
+                  width=18)
+        self.e2.place(x=140, y=140)
+        self.e3 = tkinter.Entry(self.root, show='*', font=('宋体', 14),
+                  width=18)
+        self.e3.place(x=140, y=200)
+
+        # Label文本标签，窗口界面文字：用户名、密码、确认密码
+        lab = tkinter.Label(self.root, text='您好！请填写注册信息',
+              font=('宋体', 15),fg="black", width=40, height=2, bg="green")
+        lab.place(x=0, y=0)
+        lab1 = tkinter.Label(self.root, text='用户名：', font=("宋体", 12),
+               fg="black")
+        lab1.place(x=60, y=80)
+        lab2 = tkinter.Label(self.root, text='密  码：', font=("宋体", 12),
+               fg="black")
+        lab2.place(x=60, y=140)
+        lab3 = tkinter.Label(self.root, text='确认密码：', font=("宋体", 12),
+               fg="black")
+        lab3.place(x=50, y=200)
+
+        # 注册界面的提交、取消按钮
+        button1 = tkinter.Button(self.root, text='提交', bg="lightblue",
+                  width=15,command=register)
+        button1.place(x=230, y=250)
+        button2 = tkinter.Button(self.root, text='取消', bg="lightgreen",
+                  width=15, command=reg_to_login)
+        button2.place(x=80, y=250)
+        # 进入消息循环
+        self.root.mainloop()
+
+    def get_input(self):         # 获取提交的注册信息
+        self.name = self.e1.get()
+        self.password1 = self.e2.get()
+        self.password2 = self.e3.get()
+        return self.name, self.password1, self.password2
+
+app_login = My_login()
+app_login.show()

user.txt

-{"admin": "admin", "python": "123456"}
\ No newline at end of file
+{"admin": "admin", "python": "123456", "xiaobei": "111111", "bb": {"password": "123456", "event": ["\u63d0\u793a1\uff1a\u53ef\u4ee5\u4ece\u8f93\u5165\u6846\u6dfb\u52a0\u65b0\u4efb\u52a1", "\u63d0\u793a2\uff1a\u70b9\u51fb\u524d\u9762\u9009\u62e9\u6846\uff0c\u8868\u793a\u4efb\u52a1\u5b8c\u6210"]}, "w": {"password": "123456", "event": ["\u6492\u5927\u82cf\u6253\u6492\u65e6", "\u963f\u65af\u987f\u963f\u8fbe\u54c7\u585e"]}, "ee": {"password": "111111", "event": ["\u554a\u5b9e\u6253\u5b9e\u7684\u53d1v\u51fa\u73b0", " \u5927\u5e08\u5085\u58eb\u5927\u592b\u6492\u65e6\u53d1\u751f\u7684\u4f46\u662f\u65b9\u5f0f"]}}
\ No newline at end of file